docs: def convert_to_one_hot(y):
      """
      converts y into one hot reprsentation.
  
      Parameters
      ----------
      y : list
          A list containing continous integer values.
  
      Returns
      -------
      one_hot : numpy.ndarray
          A numpy.ndarray object, which is one-hot representation of y.
  
      """
      max_value = max(y)
      min_value = min(y)
      length = len(y)
      one_hot = numpy.zeros((length, (max_value - min_value + 1)))
      one_hot[numpy.arange(length), y] = 1
      return one_hot